e3626efc2a31b8575cf8c1517f6bea700c099895a759d5a243ca05e1c8fe20fe

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 12:27

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General

Target

6e6e7c88361e932b34c1c879b4caba94.pdf
Size

110KB
MD5

6e6e7c88361e932b34c1c879b4caba94
SHA1

32e252f34d5d879624a8d1d7fd94599e8fcb06f9
SHA256

e3626efc2a31b8575cf8c1517f6bea700c099895a759d5a243ca05e1c8fe20fe
SHA512

e71b4f32a7709cbb12a44980391bf1d949a8066573fefa5b19e85c473f9d3e0dedf009225f810faeaebfed57e57867e4d518334c59c84ce05fc849f8b6daad1f
SSDEEP

3072:NOkrgpTUcL2QBCAO9JV14pfotLreCEUK0jVDZTM5rBU:NO46VXBCAOrV1EQ3jVDp4rBU

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5004	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe
5004	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 2728	5004	AcroRd32.exe	95
PID 5004 wrote to memory of 2728	5004	AcroRd32.exe	95
PID 5004 wrote to memory of 2728	5004	AcroRd32.exe	95
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 4920	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97
PID 2728 wrote to memory of 1360	2728	RdrCEF.exe	97

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\6e6e7c88361e932b34c1c879b4caba94.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5004
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=1743F51883B8E72A0D4C36A29488A0C7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=DCF01B8DEAFF615C826390F47ECAC994 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=DCF01B8DEAFF615C826390F47ECAC994 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1360
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8B5BF5CD60F228625E058FD120C50B21 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8D1DD7F1A0C5472EBF29B2DC33656B29 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1708
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=DA8D19B9AC1DE1ED03F7AF59F2DFCA80 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=DA8D19B9AC1DE1ED03F7AF59F2DFCA80 --renderer-client-id=6 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2432
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=486BBDEC996B7AEFEB8EA3C169D8449C --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3216

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
6925aa8e250c3a7291ee9c6f2858d696

SHA1
ea000e6c4f1fee428e4f5174acb36b17bc8bb129

SHA256
2a222bfb68e367c984837d8d96197245e3bb8308a7bebcec3e8b3d2193758c77

SHA512
f951da0457a1359abd8b2c12722c6e09094135ac7728bccaa2a31d58ae66570d03714923a04cbd0a92d1ae006c16bd343dda893b19401e71354c2c4e2a2714c9

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/5004-28-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download
memory/5004-128-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download
memory/5004-134-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download
memory/5004-140-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download
memory/5004-147-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download
memory/5004-203-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download